IEC IEC62305-1 Edition 3.02024-09 INTERNATIONAL STANDARD NORME INTERNATIONALE Protection against lightning - Part 1: General principles Protection contre la foudre - Partie 1: Principes generaux IEC 62305-1:2024-09(en-fr) THIS PUBLICATION IS COPYRIGHT PROTECTED Copyright @ 2024 IEC, Geneva, Switzerland or by any means, electronic or mechanical, including photocopying and microfilm, without permission in writing from either IEC or IEC's member National Committee in the country of the requester. If you have any questions about IEC copyright or have an enquiry about obtaining additional rights to this publication, piease contact the address below or yourlocal IECmemberNational Committeeforfurtherinformation Droits de reproduction réserves.Sauf indication contraire,aucunepartie de cette publication nepeut etre reproduite ni utilisee sous quelque forme que ce soit et par aucun procedé, électronique ou mecanique, y compris la photocopie et les microfilms, sans I'accord écrit de I'IEC ou du Comite national de I'IEC du pays du demandeur. Si vous avez des questions sur le copyright de I'lEC ou si vous desirez obtenir des droits supplementaires sur cette publication,utilisez les coordonnees ci-apres ou contactezle Comite national de Il'lEC de votrepaysderésidence IEC Secretariat Tel.:+4122 919 02 11 3, rue de Varembé [email protected] CH-1211Geneva 20 www.iec.ch Switzerland AbouttheIEc TheInternational Electrotechnical Commission (lEC)is the leadingglobal organization that prepares and publishes International Standards for all electrical, electronic and related technologies. AboutIECpublications The technical content of IEC publications is kept under constant review by the IEC. Please make sure that you have the latestedition,acorrigendumoranamendmentmighthavebeenpublished. IECpublicationssearch-webstore.iec.ch/advsearchform IEcProducts&ServicesPortal-products.iec.ch The advanced search enables to find IEC publications by a Discover our powerful search engine and read freely all the varietyofcriteria(reference number, ，text，technical publications previews, graphical symbols and the glossary committee, ...). It also gives information on projects, replaced With a subscription youwill always have access to up to date and withdrawn publications. content tailored to your needs. IECJustPublished-webstore.iec.ch/justpublished Electropedia - www.electropedia.org Stay up to date on all new IEC publications. Just Published The world's leading online dictionary on electrotechnology details all new publications released.Available online and once containing more than 22 500 terminological entries in English amonthbyemail. and French, with equivalent terms in 25 additional languages. Also known as the International Electrotechnical Vocabulary IEcCustomerServiceCentre-webstore.iec.ch/csc (IEV) online If you wish to give us your feedback on this publication or need further assistance,please contact the Customer Service Centre: [email protected]. AproposdeI'IEc Normes internationales pour tout ce qui a trait a I'électricite, a i'électronique et aux technologies apparentees. A propos des publications IEC Le contenu technique des publications IEC est constamment revu. Veuillez vous assurer que vous possedez I'édition la plus recente, un corrigendum ouamendement peut avoiréte publie. Recherche de publications IEC IEc Products & Services Portal - products.iec.ch webstore.iec.ch/advsearchform Decouvrez notre puissant moteur de recherche et consultez La recherche avancee permet de trouver des publications IEC gratuitementtouslesapercusdespublications,symboles en utilisant differents criteres (numero de reférence, texte, graphiques et le glossaire. Avec un abonnement, vous aurez comite d'études, ...).Elle donne aussi des informations sur les toujours acces a un contenua jour adapte a vos besoins projets et les publications remplacees ou retirees. Electropedia-www.electropedia.org IEcJustPublished-webstore.iec.ch/justpublished Le premier dictionnaire d'electrotechnologie